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<a href="#" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image1','','mouseoverbestand.gif',1)"><img src="normalebestand.gif" name="Image1" width="100" height="100" border="0"></a>

<a href="#" onMouseOut="MM_swapImgRestore()" onMouseOver="MM_swapImage('Image1','','mouseoverbestand.gif',1)"><img src="normalebestand.gif" name="Image1" width="100" height="100" border="0"></a>